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GRAPH-AIR

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Journal Articles
Publisher: Journals Gateway
Alloy Digest (1991) 40 (6): TS-75.
Published: 01 June 1991
... GRAPH-AIR is an air hardening, non-deforming tool steel with outstanding wear resistance and toughness. it contain uniformly distributed graphic particles for good machinability and non-seizing characteristics. This datasheet provides information on composition, hardness, tensile properties...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (1953) 2 (11): TS-13.
Published: 01 November 1953
... GRAPH-M.N.S. is an air or oil hardening steel containing free graphite. In the hardened condition it has high resistance to scuffing, galling and seizing. This datasheet provides information on composition and hardness as well as fracture toughness. It also includes information on forming and heat...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (1958) 7 (3): TS-68.
Published: 01 March 1958
..., cool at a rate of 20°F./hour to 1150 deg F. and remove from the furnace. A maximum of 217 Brinell results from this treat- ment. (Graph-Al contains about 0.10% free graph- ite after annealing.) NORMALIZING: Hear slowly to 1700 deg F., soak thoroughly, air cool. HARDENING: For average conditions...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (1991) 40 (7): TS-40.
Published: 01 July 1991
...: pack GRAPH-MO in sealed container or heat in controlled aanosphere fmace (endothermic auno- sphere at dew point 30 to 50°F (-1 to 1oOC). Heat slowly to 1450°F (788oc), equalize temperature. Fumace cool to 1300°F (704YJ at lO F/h (6OC/b). Furnace cool to 10fXl°F (538°C) at 25 F/h (14 CC/h). Air cool...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (1955) 4 (10): TS-39.
Published: 01 October 1955
... through. Remove from furnace and cool in air. Anneal: Heat to 1430 deg. F. Hold at this temperature until heated through. Cool at 20 deg. per hour to 1100 deg. F. and remove from the furnace. A maximum of 262 Brinell hardness results from this treatment. Graph-Tung contains about .30 per cent free...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (2007) 56 (3): TS-644.
Published: 01 March 2007
... in unnotched. Hardened for 30 min, except at 1150 °C (2100 °F) where 10 min are used. Quenched in air. Tempered 2 × 2 h Fig. 1 Approximate impact toughness with varying hardening temper- atures. Specimen size 7 × 10 × 55 mm (0.27 × 0.4 × 2.2 in unnotched. Hardened for 30 min, except at 1150 °C (2100 °F) where...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (2007) 56 (4): TS-646.
Published: 01 April 2007
... in air. Stress Relieving. After rough machining, the tool should be heated through to 650 °C (1200 °F) with a holding time of 2 h. Cool slowly to 500 °C (930 °F), then freely in air. WEARTEC SF Filing Code: TS-646 Tool Steel April 2007 WEARTEC SF (Cold-Worked Tool Steel) Weartec SF is a spray formed...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (2009) 58 (9): SA-607.
Published: 01 September 2009
... according to ASTM A255. Average values and standard deviation for 225A and range for 25CrMo4 according to EN 10083:2006. Same graph is also valid for 225C. Heat Treatment: See Table 2. The nitriding response is shown in Fig. 2(a) and (b). Tempering response is shown in Fig. 3. Gas carburizing response...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (2007) 56 (5): TS-648.
Published: 01 May 2007
... 239 52 1750 254 54 1850 268 56 1950 283 58 2050 297 60 2150 312 Fig. 2 Impact energy with varying tempering temperatures. Specimen size 7 × 10 × 55 mm (0.27 × 0.4 × 2.2 in unnotched. Hardened for 30 min, except at 1150 °C (2100 °F) when 10 min are used. Quenched in air. Tempered 2 × 2 h Fig.1 Impact...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (2005) 54 (4): TS-616.
Published: 01 April 2005
... Manganese 0.75 Chromium 2.6 Molybdenum 2.25 Vanadium 0.85 Iron bal Physical Properties: (All specimens taken from the center of a 115 mm, or 4.5 in., bar. Unless otherwise indicated all specimens were hardened at 1050 °C, or 1920 °F, quenched in air and tempered 2 + 2 h at 575 °C, or 1070 °F, to a hardness...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (2008) 57 (2): TS-661.
Published: 01 February 2008
... for conventionally produced AISI H13 type tool steels. Orvar is a registered trademark of Böhler-Uddeholm Corporation Fig. 1 Tempering graph Heat Treatment: Soft Annealing. Protect the steel and heat through to 850 °C (1560 °F). Then cool in the furnace at 10 °C/h (20 °F/h) to 650 °C (1200 °F), then freely in air...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (2006) 55 (5): TS-631.
Published: 01 May 2006
... as is concomitant with acceptable distortion. Martempering should be followed by forced air cooling if wall thickness exceeds 70 mm (2.75 in Tempering. The tempering temperature can be selected according to the hardness required by reference to the tempering graph in Fig. 3. Temper twice with intermediate cooling...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (2014) 63 (11): TS-726.
Published: 01 November 2014
... of elasticity, GPa (106 psi) 20 °C (68 °F) 205 (29.7) 200 °C (392 °F) 195 (28.3) 400 °C (752 °F) 180 (26.1) Heat Treatment: Soft Annealing. Protect the steel and heat through to 780 °C (1436 °F). Then cool in the furnace at 15 °C (27 °F) per hour to 650 °C (1202 °F) then freely in air. Stress Relieving. After...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (1999) 48 (9): SS-760.
Published: 01 September 1999
..., with slow cooling in the furnace. Basic softening is done at 700 750 °C with air cooling. Hardening and Tempering. Quenching in oil (large sections) is done from 950 °C. Tempering is to be selected from Fig. 2 (tem- pering graph) according to the desired resultant mechanical properties. Avoid...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (2008) 57 (1): TS-659.
Published: 01 January 2008
... minutes, followed by cooling in air. Warm oil Temper the tool as soon as its temperature reaches 50 70 °C (120 160 °F). Tempering. Choose the tempering temperature according to the hardness required by reference to the tempering graph in Fig. 1. Temper twice with intermediate cooling to room...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (2015) 64 (1): TS-728.
Published: 01 January 2015
...) 190 (28) 400 °C (752 °F) 180 (26) Heat Treatment: Soft Annealing. Protect the steel and heat through to 850 °C (1562 °F). Then cool in the furnace at 10 °C (18 °F) per hour to 650 °C (1202 °F), then freely in air. Copyright © 2015, ASM International®. All rights reserved. Stress Relieving. After rough...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (2010) 59 (3): TS-687.
Published: 01 March 2010
... the steel and heat through to 900 °C (1650 °F). Then cool at 10 °C/h (20 °F/h) 650 °C (1200 °F), then freely in air. Stress Relieving. After rough machining the tool should be heated through to max. 600 700 °C (1110 1290 °F) holding time 2 h. Cool slowly to 500 °C (930 °F) then cool freely in air. Hardening...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (2010) 59 (2): SS-1054.
Published: 01 February 2010
.... Protect the steel and heat through to 740 °C (1365 °F). Cool at 15 °C/h (30 °F/h) to 550 °C (1020 °F), then freely in air. Stress Relieving. After rough machining the tool should be heated through to maximum 550 °C (1020 °F) holding time 2 h, then cool freely in air. Hardening. Note that the steel should...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (1999) 48 (2): TS-567.
Published: 01 February 1999
... Uddeholm AISI D2 is a high-carbon, high-chromium, air-hardening tool and die steel capable of great hardness and high resistance to abrasive wear. It is nondeforming and is also somewhat corrosion resistant. This datasheet provides information on composition, physical properties, hardness...
Journal Articles
Publisher: Journals Gateway
Alloy Digest (2004) 53 (9): SS-909.
Published: 01 September 2004
...) Modulus of elasticity, GPa (106 psi) 20 °C (68 °F) 210 (30.5) 200 °C (390 °F) 200 (29) 400 °C (750 °F) 180 (26.1) (a) Test samples hardened in air from 1020 °C (1870 °F) and tempered twice to the given hard- ness. Specimens taken from a bar with dimensions 203 × 407 mm (8 × 16 in Impact Toughness. Stavax...